1600 meters for 3 year old Fillies at Longchamp. Prior to 1883, the Poule d'Essai (see Poule d'Essai des Poulains) was run for both colts and fillies; in 1883 and after, the Poule d'Essai des Pouliches and Poule d'Essai des Poulains were split into separate races by sex.